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expansional

 - 3 dictionary results

ex⋅pan⋅sion

  [ik-span-shuhn]
Use expansional in a Sentence
–noun
1. the act or process of expanding.
2. the state or quality of being expanded.
3. the amount or degree of expanding.
4. an expanded, dilated, or enlarged portion or form of a thing: The present article is an expansion of one he wrote last year.
5. anything spread out; expanse.
6. Mathematics.
a. the development at length of an expression indicated in a contracted form, as a2 + 2ab + b2 for the expression (a + b)2.
b. any mathematical series that converges to a function for specified values in the domain of the function, as 1 + x + x2 + … for 1/(1 − x) when x < 1.
7. Machinery. that part of the operation of an engine in which the volume of the working medium increases and its pressure decreases.
8. an increase in economic and industrial activity (opposed to contraction ).
Origin:
1605–15; < LL expānsiōn- (s. of expānsiō) a spreading out. See expanse, -ion

Related forms:
ex⋅pan⋅sion⋅al, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: ex·pan·sion
Pronunciation: ik-'span-ch&n
Function: noun
1 : the act or process of expanding expansion of the dissolved nitrogen without actual bubble formation —H. G. Armstrong>
2 : the quality or state of being expanded
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

expansion ex·pan·sion (ĭk-spān'shən)
n.

  1. An increase in size.

  2. The spreading out of a structure, such as a tendon.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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